Launch the .exe and look for the "v2.5" tag in the bottom-right corner of the main menu.
The 2.5 update introduces a more robust logic system to Chapter 3, ensuring your choices in earlier segments have a "solid" impact on the unfolding narrative.
: Version 2.5 includes a "legacy bridge" script. Even if your save is from the very first Chapter 3 release, this build will automatically verify and update your progress flags to prevent crashes. Installation Quick-Step: